knife edge

英 [ˈnaɪf edʒ]

美 [ˈnaɪf edʒ]

adj.  形势难料的

机械

英英释义

noun

• the sharp cutting side of the blade of a knife
  Synonym:cutting edge

双语例句

• This time, United face Chelsea in a potential Barclays Premier League title-decider at Old Trafford on Saturday with the championship still on a knife edge and a run-in laden with pitfalls to come.
  这次，曼联周末就将在主场迎战切尔西。这很可能将决定本赛季联赛桂冠的归属，卫冕冠军现在的领先优势并不大。而现在又折损大将。
• Universally analyzed and discussed in this paper is the visualization of inhomogeneous phase distribution of phase objects with spatial zero frequency filtering and knife edge filtering method.
  对空间滤波法的零频滤波与刀口滤波显示位相型物体的非均匀位相分布进行较为普遍且详尽的分析讨论，并给出一些实验结果。
• The secret of successfully pressed hems is to use very little pressure so that the edge is not flattened to produce a knife edge.
  成功熨烫底边的窍门是用很小的压力，这样就不会倒伏而产生一条刃形边缘。
• Tip: DO NOT lift the knife edge above the knuckles!
  注意事项：不要把刀抬起高过指关节。
• This political and bureaucratic game of musical chairs has the entire world on a knife edge, continued uncertainty and lack of confident decision making worsening sentiment.
  整个世界饱受这种政治官僚游戏之苦，处于风险边缘，加之持续的不确定性和信心的缺乏，投资者情绪恶化加剧。
• This text has mainly proposed some discussion opinions on this processing method, explained its processing principle, set up mathematics model, proposed optimizing the design prospect of the excellent horn of knife edge to the improvement of the machining accuracy of the whorl finally.
  本文主要是对该加工方法提出了一些探讨性见解，并阐述了其加工原理、建立了数学模型，最后对螺纹加工精度的提高提出了优化刀刃优角的设计展望。
• On the basis of testing results, main cutting curves of wheat straw were given, under different cutting speeds of rotatory blade with different straw lengths, moisture centents cutting positions, different thicks knife edge, with and without shear bar.
  得出粉碎刀片在不同切割速度下，对短秆、长秆、秸秆不同切割部位、秸秆不同含水率、不同刀刃厚度、有定刀和无定刀等情况下的切断率曲线。
• Besides, in most cases the overlong distance from knife edge to the aspheric surface to be tested will decrease the precision of the knife-edge testing.
  此外，在很多情况下，刀口到待检非球面的距离很长，从而降低了刀口检验精度。
• The concept of a new type wavefront sensor-rotating soft knife edge wavefront sensor has been proved with Fourier optics theory.
  利用傅里叶光学理论，证明了一种新型波面传感器&旋转软刀口波面传感器的概念。
• Two series of fatigue crack growth rate ( FCGR) tests using three point bend specimen with different integral knife edge designs are performed. Effect of elastic modulus on the measurement of fatigue crack length using compliance technique is analyzed.
  用不同整体刀口设计的三点弯曲SE（B）试样做了两组疲劳裂纹扩展速率（FCGR）试验，分析了弹性模量在柔度法测量疲劳裂纹长度中的影响。